There are 76 unique child surnames beginning with C:

Cahill	Cale	Calloway	Camer	Cameron	Cammel	Campbell
Carder	Carey	Carpenter	Carr	Carroll	Carson	Cartmell
Cartrell	Carver	Case	Cassil	Catrow	Chambers	Chandler
Chapman	Chard	Cheney	Cherrington	Chrie	Chriffield	Clapsaddle
Clark	Clemens	Clevenger	Cline	Clinton	Coats	Cochenour
Coder	Coe	Coger	Cohagon	Cohnan	Coleman	Collier
Collin	Columber	Conard	Congrove	Conklin	Connel	Conner
Connor	Converse	Cooder	Cook	Coons	Coontz	Cooper
Corey	Cortright	Cottrell	Courtright	Cox	Crammer	Cranston
Cratty	Craven	Creamer	Crees	Crotinger	Crouskop	Crowder
Croy	Crum	Culver	Cupp	Currier	Curry

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